Cleanup & Delete & Merge Duplicate Contacts for iPhone, Google Gmail, etc. for iOS

Cleanup & Delete Duplicate Contacts is designed to clean up your address book.*) This app allows you to add multiple Gmail/Yahoo contacts for cleanup.*) For cleanup & merge Gmail/Yahoo contacts, this app will automatically sync the results back to server.*) Easy and fast to bulk delete contacts in iPhone/Gmail/Yahoo accounts.*) This app can quickly remove any duplication and useless contact information (such as empty contact name, no phone number, no content, repeated phone numbers and email addresses). *) This app can help you quickly remove multiple duplicate contacts, and detect duplicate contacts by name, phone number and email address.*) Cleanup groups include no contacts, duplicate name and numbers in iPhone/Gmail/Yahoo contacts. *) This app allows you to back up contacts to CSV (Excel) and VCF (vCard) file before merging duplicate contacts, and ensure the security of your address book. *) Particularly, before syncing with other accounts (Gmail, Yahoo, iCloud, CardDAV, Exchange Server), you can use this app to clean up duplicate and junk contacts in the local address book and Gmail/Yahoo accounts, to avoid generating duplicate information after synchronization. *) Similarly, after syncing with other accounts (Gmail, Yahoo, iCloud, CardDAV, Exchange Server), if repeated or junk contacts are generated, you can use this app to clean up and merge duplicate entries. *) With the new Sync Contacts feature, you can effectively share your contacts between local address book and the cloud sync service (Gmail, Yahoo, iCloud, Exchange Server), and ensure the consistency, security and availability of your contacts.Features:1.Bulk deletes multiple contacts in multiple address book accounts2.Automatically detects duplicate contacts in multiple address book accounts 3.Automatically detects duplicate or junk information in a single contact 4.Detects duplicate contacts by name, phone number and email address5.Bulk merges or deletes any duplicate or junk contacts in your iPhone or iPad6.In-app synchronizes Local, iCloud, CardDAV, Google Gmail and Yahoo contacts7.In-app backups contacts to Excel or vCard8.Easily restores backup contacts9.Manages multiple address book sources like iCloud, Gmail, Yahoo, CardDAV, Exchange, Facebook10.Very fast and stable, successfully tested with over 8,000 contacts